What percentage of salivary gland tumors arise in the parotid gland?

• 75%

• 50%

• 60%

• 90%

Which of the following is NOT a benign salivary gland tumor?

• Adenoid cystic carcinoma

• Mucoepidermoid carcinoma

• Warthin's tumor

• Pleomorphicadenoma

What is the most common malignant salivary gland tumor in children?

• Adenoid cystic carcinoma

• Mucoepidermoid carcinoma

• Warthin's tumor

• Pleomorphicadenoma

Which type of carcinoma is relatively rare and mainly occurs in the parotid gland?

• Clear cell carcinoma

• Basal cell adenocarcinoma

• Secretory carcinoma

• Acinic cell carcinoma

What is the recommended diagnostic procedure for all salivary tumors?

• Fine needle aspiration cytology

• MRI

• Biopsy

• CT scan

What is the primary treatment choice for benign parotid tumors?

• Chemotherapy

• Radiation therapy

• Observation only

• Complete excision

In which cases is total conservative parotidectomy indicated?

• Tumors with positive margins after superficial parotidectomy

• Tumors involving the superficial lobe

• Low-grade malignant tumors

• Tumors involving the deep lobe with intact facial nerve functions

What is the primary indication for neck dissection in salivary gland tumors?

• Extra-parenchymal spread

• High-grade tumors

• Tumor size greater than 2 cm

• Presence of lymph node metastasis

Which of the following is NOT a recommended reconstruction modality after parotidectomy?

• Nerve graft

• Facial reanimation with slings

• Tarsorrhaphy

• Chemotherapy

What is the most common malignant salivary gland tumor in children?

• Adenoid cystic carcinoma

• Mucoepidermoid carcinoma

• Pleomorphicadenoma

• Warthin's tumor